body {
    padding: 0 5vw;
}

.logo {
    width: 16vw;
    background-color: red;
    margin: 19vw auto 0 auto;
    height: 17vw;
}

form {
    margin-top: 26vw;
    text-align: center;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

input {
    width: 100%;
    height: 11vw;
    box-sizing: border-box;
    margin-bottom: 5vw;
    text-indent: 3vw;
    border: 1px solid var(--border-color);
    font-size: 4vw;
    font-weight: normal;
    font-stretch: normal;
    letter-spacing: 0vw;
    color: #777777;
}

input.submit {
    text-indent: 0;
    color: #fff;
    background: var(--primary-color);
    border: none;
    height: 14vw;
    border-radius: 1vw;
    margin-top: 3vw;
    font-size: 4vw;
    font-weight: bold;
    letter-spacing: 0vw;
}

form a {
    font-size: 4vw;
    font-weight: bold;
    letter-spacing: 0vw;
    line-height: 4vw;
    color: #aaaaaa;
}

.other-login {
    margin-top: 11vw;
    text-align: center;
    position: relative;
}

.other-login .text {
    font-size: 4vw;
    font-weight: normal;
    font-stretch: normal;
    letter-spacing: 0vw;
    color: #555555;
    background: #fff;
    z-index: 2;
}

.other-login a {
    display: inline-block;
    margin-top: 11vw;
    width: 8vw;
    padding: 0 7.5vw;
    font-size: 4vw;
    font-weight: normal;
    font-stretch: normal;
    letter-spacing: 0vw;
    color: #555555;
}

.other-login .line {
    width: 30vw;
    left: 0;
    height: 1px;
    background: #d8d8d8;
    position: absolute;
    top: 2.5vw;
}

.other-login .line:nth-child(2) {
    left: auto;
    right: 0;
}

.other-login .fa {
    margin-bottom: 1vw;
}